2 years ago

I need know what is x .

Mathematics

2 answers:

lys-0071 [83]2 years ago

7 0

Answer:

21 x +6 =90⁰( Alternate exterior angles)

=) 21x =84

=) x =84/21 = 4

irina [24]2 years ago

3 0

Answer:

x is 4

Step-by-step explanation:

21x+6 = 90

21x=84

x=4

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